30
/it/
AIzaSyAYiBZKx7MnpbEhh9jyipgxe19OcubqV5w
April 1, 2024
2294454
191602
2

22 agos 1880 anni - Invention of the photophone

Descrizione:

Alexander Graham Bell and Thomas Edison came up with the Photophone. It could transfer sound, but they aimed for it to do the same with pictures at a higher quality.

Aggiunto al nastro di tempo:

Data:

22 agos 1880 anni
Adesso
~ 143 years ago